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    Series P1 Brass Flow Switch

    Brass Flow Switch
    Fixed Setpoints, Flow Rates from 0.10 to 1.5 GPM

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    Series P1 Brass Flow Switch

    Fixed Setpoints, Flow Rates from 0.10 to 1.5 GPM

    The SERIES P1 Brass Flow Switches utilizes a piston-type design for accurate detection of excessive or insufficient flow rates. The switches have preset actuation points from 0.10 to 1.5 GPM for liquid flow.

    Product Applications

    • Industrial cleaning equipment
    • Detecting loss of fluid in hydraulic systems
    • Assuring proper coolant flow in semiconductor processing
    Service: Compatible liquids.
    Wetted Materials: Housing: brass; Piston: polysulfone; Spring: 316SS; O-Ring: Fluoroelastomer, Other: Epoxy.
    Temperature Limits: -20 to 225°F (-29 to 107°C).
    Pressure Limits: 1000 psig (68.9 bar).
    Accuracy: ±10% of set point.
    Repeatability: ±1%.
    Switch Type: SPDT.
    Electrical Rating: .17 A @ 120 VAC, .08 A @ 240 VAC, .13 A @ 120 VDC, .06 A @ 240 VDC.
    Electrical Connection: 18 AWG, 24" (60.96 cm), Polymeric lead wires.
    Process Connection: 1/4" female NPT. 
    Mounting Orientation: Any position. Set points shown are based on vertical, inlet down position.
    Required Filtration: 50 microns or better.
    Weight: 0.66 lb (301 g).
    Agency Approval: CE.
    • Piston-type operation yields accurate detection of low flow rates
    • The piston magnetically actuates a hermetically sealed SPST reed switch